All other means of transporting it were deemed impossibleJoe Klamar/AFP/Getty

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Dismantling the Shuttle would have damaged its heat-resistant tilesMark J. Terrill/AP

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Endeavour made 25 trips into spaceJoe Klamar/AP

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Endeavour is pulled across a motorway bridge on Friday nightPatrick T. Fallon/AP

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The Shuttle makes a temporary stop in the Westchester districtJoe Klamar/AFP/Getty

Sadie Gray

Last updated at 3:42PM, October 13 2012

In its working days, the Space Shuttle Endeavour went from zero to 17,500mph
within eight and a half minutes of blast-off. On its final journey into
retirement, it is clocking a top speed of 2mph as it takes two days to
negotiate a 12-mile route through Los Angeles.

Tens of thousands of spectators have turned out to watch Endeavour trundle
from Los Angeles Airport to the California Science Centre in an operation
which took a year to plan and has cost at least $10m (£6.2m).

The route along urban streets has been lined with steel plates to stop the
road